tracking joe biden. it was a jam-packed day yesterday for everyone involved in the inauguration from the ceremony to the parade to the evening events. the president's right-hand man, by the way, was on his game the whole time and loving it. the day started with a church service just before 9:00 a.m. and was nonstop from there. >> i, joseph r. biden jr., do solemnly swear. >> that i will support and defend the constitution of the united states. >> that i will support and defend the constitution of the united states. that i will well and faithfully discharge. >> the duties of the office on which i am about to enter. >> the duties of the office upon which i am about to enter. >> so help me god. >> so help me god. >> congratulations. [ cheers and applause ] >> the president will forgive me, as we were walking out and he was, as he said, savoring the moment, looking out at the crowd and all those americans assembled. i found myself, surprised me even, turned to him and saying thank you. folks, i raise my glas